Some effects of predaceous birds and ants on the western spruce budworm on conifer seedlings /
Corporate Authors: | , |
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Other Authors: | |
Format: | Government Document Book |
Language: | English |
Published: |
Portland, Or. :
U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station,
[1984]
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Series: | Research paper PNW
315 |
Subjects: |